9/16"-16 UNS Carbon Steel Hex Die Quantity:1 They can be used for

They can be used for general-purpose milling including profiling and open-ended slots and keyways

Wrench Size:1-7/16"

HSS reverse thread

each one coming with its own case and serialized certificate of calibration

The low profile handle folds up to ensure the wrench holder can fit into shallow tool cabinet drawers

9/16"-16 UNS Carbon Steel Hex Die Quantity:1 They can be used forProduct Description Carbon steel hex dies are for re threading or cleaning bruised or rusty threads. They are the most cost effective rethreading tool available. No special holder is required for this type of die, any wrench large enough will suffice. Ideal for maintenance in the shop or field. Brand Drill America Part Number DWTSH9 16 16 Size 9 16" 16 Material Carbon Steel Finish Uncoated (Bright) Size 9 16" Thread Type UNS Shape Hex